jim, what did the vice president say? >> we caught up with vice president joe biden as he was heading into an event to honor former congressional staffer gabe zimmerman, the staffer gunned down in the shooting that also wounded former congressman gabrielle giffords in tucson. that event is going on now. the vice president is speaking right now. as he was heading into that event, we threw a quick question at mr. biden about the events up in boston, what, if anything, he knows about the investigation. and he acknowledged that the government at this point doesn't have any hard information as he called it in this case. here is what he had to say. >> mr. vice president, any comment on what is happening in boston right now? >> we're going to get to the bottom of this. we don't have any hard information yet, but i can assure you we will find out who did it and bring them to justice. >> no sense as to whether this is domestic or foreign-based. >> not yet. >> and you can hear there as the vice president was walking away, the words